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#!/usr/bin/env perl
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
use strict;
use warnings;
use qpid;
my $url = ( @ARGV == 1 ) ? $ARGV[0] : "amqp:tcp:127.0.0.1:5672";
my $connectionOptions = ( @ARGV > 1 ) ? $ARGV[1] : "";
# create a connection object
my $connection = new qpid::messaging::Connection( $url, $connectionOptions );
eval {
# connect to the broker and create a session
$connection->open();
my $session = $connection->create_session();
# create a receiver for accepting incoming messages
my $receiver = $session->create_receiver("service_queue; {create: always}");
# go into an infinite loop to receive messages and process them
while (1) {
# wait for the next message to be processed
my $request = $receiver->fetch();
# get the address for sending replies
# if no address was supplised then we can't really respond, so
# only process when one is present
my $address = $request->get_reply_to();
if ($address) {
# a temporary sender for sending to the response queue
my $sender = $session->create_sender($address);
my $s = $request->get_content();
$s = uc($s);
# create the response message and send it
my $response = new qpid::messaging::Message($s);
$sender->send($response);
print "Processed request: "
. $request->get_content() . " -> "
. $response->get_content() . "\n";
# acknowledge the message since it was processed
$session->acknowledge();
}
else {
print "Error: no reply address specified for request: "
. $request->get_content() . "\n";
$session->reject($request);
}
}
# close connections to clean up
$session->close();
$connection->close();
};
if ($@) {
die $@;
}
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